List of Figures (cont.)

CHAPTER 3

 

Page

3-1

8088 CPU Pins

3-1

3-2

Time Multiplexing of Address and Data

......................................

3-2

3-3

Decoding of Status Signals S3-S6

3-2

3-4

iAPX 88 Multiplexed Bus System

3-4

3-5

iAPX 88 With Buffered Demultiplexed Busses

3-5

3-6

iAPX 88 Status Decoding

. . . .. . ... . .. . .. . . . . . .. . . . . . . .... .. . . . . ..

3-5

3-7

iAPX 88 Basic Machine Cycle

3-7

3-8

iAPX 88 Compatible Multiplexed Bus Components

3-8

3-9

Multiplexed Bus Connections

3-10

3-10

DemultiplexedBusConnections

3-11

3-11

iAPX 88 With Buffered Demultiplexed Busses

3-12

3-12

How 16-bit Data is Arranged in 8-bit Memory

3-13

3-13

Generating Clock Signal With 8284A

3-13

3-14

CPU State Following Reset

3-14

3-15

iAPX 88 Bus Condition During Reset

3-15

3-16

iAPX 88 Bus During Reset

3-15

3-17

8284A Reset Circuit

3-16

3-18

Constant Current on Reset Circuit

3-16

3-19

Normally READY Wait State Timing

3-17

3-20

Normally Not READY Wait State Timing

3-18

3-21

Using ROY 1/RDY 2 to Generate READy

3-19

3-22

Using AEN1/AEN2 to Generate READY

3-19

3-23

Single Wait State Generator

3-19

3-24

Interrupt Acknowledge Sequence

3-20

3-25

Interrupt Vector Table in Memory

3-21

3-26

Interrupt Priorities

3-23

3-27

iAPX 88 Bus Condition During HOLD

.......................................

3-24

3-28

iAPX 88 and 8237A Connections

3-25

3-29

HOLD/HLDA Timing

3-26

3-30

iAPX 88 Using Maximum Mode

3-26

3-31

Min.lMax. Mode Pin Assignments

3-27

3-32

Queue Status Decoding

.. . . . . . . .. . . . . . . . . . . .. . . .. . . . . . . .. . . . ..

3-27

3-33

Request Grant Sequence Time (Max. Mode Only)

3-28

3-34

iAPX 88/21 Configuration

3-29

CHAPTER 4

 

 

4-0

iAPX 88 Multiplexed System Design Example

4-2

4-1

iAPX 88 Demo Board Address Map

4-4

4-2

Vest Pocket Computer Component Layout

4-5

4-3

Vest Pocket Schematic

4-6

4-4

iAPX 88 Demultiplexed Bus System

4-8

4-5

2114 Chip Select Connection

4-11

4-6 iAPX 88 S100 Bus System

4-11

4-7

iAPX 88 S100 Schematic

4-12

4-8

CRT Controller Block Diagram

4-15

4-9

8276 Row Buffer Loading

4-16

4-10

Escape Character Recognition Code

4-17

4-11

iAPX 88 Multiprocessing System

4-18

4-12

Typical iAPX 88 Local Mode Configuration

4-19

4-13

Typical 8089 Remote Mode Configuration

4-21

4-14

iAPX 86,88 Multiprocessing System

4-22

(continued)

v

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Intel 210200-002 manual List of Figures